
Custom Industrial Grade Aluminum Spline Round Tube for Reducer Spline Sleeves. Integrated Extrusion Molding: Uniform wall thickness with high dimensional tolerance and no secondary welding. High Torsion Resistance: External gear spline design offers large contact area and anti-slip torque transmission. Lightweight Aluminum Material: 6063 alloy is 1/3 the weight of steel, effectively reducing equipment load. Anti-Corrosion Surface: Natural anodized finish provides wear resistance and long service life indoors and outdoors. Comprehensive Customization: Supports CNC machining, cutting, drilling, and custom mold opening for non-standard profiles. High Annual Output Capacity: 50,000 tons annual output ensures stable delivery for standard and custom orders. Multiple Certifications: ISO9001, CE, and RoHS compliant for hassle-free international customs clearance. Versatile Application Scenarios: Ideal for automation, mechanical transmission, new energy, and medical precision machinery.